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/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <gui/DisplayEventReceiver.h>
namespace android {
class DisplayEventReceiverTest : public ::testing::Test {
public:
void SetUp() override { EXPECT_EQ(NO_ERROR, mDisplayEventReceiver.initCheck()); }
DisplayEventReceiver mDisplayEventReceiver;
};
TEST_F(DisplayEventReceiverTest, getLatestVsyncEventData) {
const nsecs_t now = systemTime();
ParcelableVsyncEventData parcelableVsyncEventData;
EXPECT_EQ(NO_ERROR, mDisplayEventReceiver.getLatestVsyncEventData(&parcelableVsyncEventData));
const VsyncEventData& vsyncEventData = parcelableVsyncEventData.vsync;
EXPECT_NE(std::numeric_limits<size_t>::max(), vsyncEventData.preferredFrameTimelineIndex);
EXPECT_GT(static_cast<int64_t>(vsyncEventData.frameTimelinesLength), 0)
<< "Frame timelines length should be greater than 0";
EXPECT_LE(static_cast<int64_t>(vsyncEventData.frameTimelinesLength),
VsyncEventData::kFrameTimelinesCapacity)
<< "Frame timelines length should not exceed max capacity";
EXPECT_GT(vsyncEventData.frameTimelines[0].deadlineTimestamp, now)
<< "Deadline timestamp should be greater than frame time";
for (size_t i = 0; i < vsyncEventData.frameTimelinesLength; i++) {
EXPECT_NE(gui::FrameTimelineInfo::INVALID_VSYNC_ID,
vsyncEventData.frameTimelines[i].vsyncId);
EXPECT_GT(vsyncEventData.frameTimelines[i].expectedPresentationTime,
vsyncEventData.frameTimelines[i].deadlineTimestamp)
<< "Expected vsync timestamp should be greater than deadline";
if (i > 0) {
EXPECT_GT(vsyncEventData.frameTimelines[i].deadlineTimestamp,
vsyncEventData.frameTimelines[i - 1].deadlineTimestamp)
<< "Deadline timestamp out of order for frame timeline " << i;
EXPECT_GT(vsyncEventData.frameTimelines[i].expectedPresentationTime,
vsyncEventData.frameTimelines[i - 1].expectedPresentationTime)
<< "Expected vsync timestamp out of order for frame timeline " << i;
}
}
}
} // namespace android
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